San Francisco earthquake: Thursday night's quake came nearly six hours after a magnitude 4.0 earthquake hit in the same area.
Carmageddon – warnings about traffic mayhem when Los Angeles had to close I-405 for a weekend – turns out to have been not such a big deal. Most Angelenos just stayed home.
Mudslides pose perhaps the biggest threat from the torrential rains drenching California this week. Here's what researchers have learned about mudslides and the conditions that cause them.
First responders are busy but not overwhelmed by rain storms that have lashed California for five days. Preparedness efforts include ways to channel mudslides, should they strike roads or homes.
More storms are steering toward California, which is already deluged. Warnings of flash floods and mudslides are in place in some communities, as worries rise about additional flooding.
Earthquake 10 miles east of downtown Los Angeles struck shortly after 4 a.m.
After six days, San Francisco's Bay Bridge reopened for the Monday morning commute. Extra steps have been taken to ensure the repairs don't fail again, officials said.
A temporary repair made during Labor Day weekend failed in high winds, leaving thousands of commuters in a traffic mess. The Federal Highway Administration is investigating.
Crews worked round-the-clock to repair a cracked beam, but the bigger task – finishing the new eastern half of the bridge – keeps getting pushed back.